<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>select下拉表单</title>
</head>
<body>
<form>
  籍贯:
  <select>
    <option>北京</option>
    <option>天津</option>
    <option>四川</option>
    <option>重庆</option>
    <option selected="selected">上海</option>

  </select>
</form>
</body>
</html>